@autisticadvocacy personally I have an app called DeafNote. It's made for Deaf folks but is the only app like this I've found for android! You type on one side and the words appear upside down on the other. Great for ordering food/coffee/etc or communicating with someone standing in front of you. It has a text to speech function as well. Iphone version is called FlipWriter. Here's what mine looks like: